Smartphone Artificial Star Point Bracket Flash to Artificial Star Converter

厌倦了购买昂贵的人工星点？那就把手机变成人工星点吧，调整望远镜光轴更方便还需购买：FC-FC单模光纤 x1 (注意！一定需要单模光纤，这样的光纤直径才小于10微米)FC-FC光纤耦合器(小D型) x2手机支架 x11/4英寸相机螺丝 x1Tired of buying expensive artificial star points? Turn your phone into an artificial star for easier adjustment of your telescope's optical axis.Additional items required:Single-mode FC-FC fiber optic cable x1 (Note! It must be single-mode fiber, which has a diameter less than 10 micrometers)FC-FC fiber optic coupler (small D-type) x2Phone mount x11/4-inch camera screw x1可旋转螺纹上下调整，适配闪光灯高度不同的手机